.prev{
    padding-left: 2%;
}
.prev a{
    display: inline-block;
    width: 15%;
    height: 36px;
    font: 16px/36px 'hei';
    text-align: center;
    border-radius: 36px 0px 36px 0px;
    background-color: white;
    margin-right: 2%;
    cursor: pointer;
}
.prev a.active{
    background: linear-gradient(90deg,
    #32c1e5 ,
    #16dcb9 
);
color: white;
}